Home / 11,537,131.83-15,919,473.06-6,641,407.98

Finding the Fourth Proportional to 11,537,131.83, 15,919,473.06 and 6,641,407.98

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Solution

The fourth proportional to 11,537,131.83, 15,919,473.06 and 6,641,407.98 is: 9,164,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537,131.83 : 15,919,473.06 = 6,641,407.98 : x
  2. Step 2: Convert to fraction form
    11,537,131.83/15,919,473.06 = 6,641,407.98/x
  3. Step 3: Cross multiply
    11,537,131.83x = 15,919,473.06 × 6,641,407.98
  4. Step 4: Simplify right side
    11,537,131.83x = 105,727,715,418,079.03
  5. Step 5: Solve for x
    x = 105,727,715,418,079.03/11,537,131.83
  6. Step 6: Final answer
    x = 9,164,124.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.